Pink noise includes several naturally occurring sounds, such as rainfall, wind and rustling leaves.

According to new experiments, sleep machines that use pink noise could adversely affect deep sleep and REM sleep instead of ...

Pink noise, a staticky sound that’s supposed to help people fall asleep, may actually worsen your rest, a new study found.

Color us surprised. Plenty of people use apps and ambient sound machines to reduce clamor and improve their sleep — but not all noise is created equal. In fact, new research suggests that a particular ...

Pink noise—often used to promote sleep—may reduce restorative REM sleep and interfere with sleep recovery. In contrast, earplugs were found to be significantly more effective in protecting sleep ...

New research now shows how dreams during REM sleep help the brain rethink problems and find creative solutions naturally.

On the flip side, sleep also may be used to supercharge your memories and improve your recall. “In part, while we are ...

REM stands for rapid eye movement — a stage in the sleep cycle when your brain is almost as active as when you’re awake. Getting enough REM sleep is crucial, as it helps you store information and ...

One study suggests that taking longer to reach the rapid eye movement (REM) stage of sleep is associated with biomarkers of Alzheimer’s disease. The delay in getting to REM might be useful in ...